Harman US

Newark, CA Weather & Growing Conditions

Overnight
57°F
Mostly Cloudy
Mostly cloudy, with a low around 57. North northwest wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 57°F Mostly Cloudy 3 mph NNW 0%
Saturday 78°F Mostly Sunny 2 to 12 mph WNW 0%
Saturday Night 57°F Partly Cloudy 3 to 10 mph NNW 0%
Sunday 72°F Mostly Cloudy 3 to 9 mph WNW 1%
Sunday Night 57°F Mostly Cloudy 3 to 9 mph WSW 1%
Monday 75°F Mostly Sunny 2 to 12 mph WSW 0%
Monday Night 57°F Partly Cloudy 2 to 12 mph WSW 0%
Tuesday 77°F Mostly Sunny 2 to 10 mph WSW 0%
Tuesday Night 57°F Mostly Clear 1 to 10 mph WSW 0%
Wednesday 84°F Sunny 1 to 9 mph SW 0%
Wednesday Night 60°F Mostly Clear 0 to 9 mph WSW 0%
Thursday 86°F Sunny 0 to 12 mph WSW 0%
Thursday Night 60°F Mostly Clear 2 to 12 mph W 0%
Friday 80°F Mostly Sunny 2 to 12 mph WSW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Newark, CA

Last spring frost
Jan 1
First fall frost
Dec 27
Growing season
365 days
Hardiness zone
10a

Explore more for Newark, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Newark, Ca (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.